2017011978

素因数分解:

$2^1\times 3^2\times {\mathrm{131}}^1\times {\mathrm{855391}}^1$

素因数の和:855530

約数の個数: 24

約数和(自身を含む): 4403558016

約数和(自身を除く): 2386546038

約数列:

[1, 2, 3, 6, 9, 18, 131, 262, 393, 786, 1179, 2358, 855391, 1710782, 2566173, 5132346, 7698519, 15397038, 112056221, 224112442, 336168663, 672337326, 1008505989, 2017011978]

約数ペア:

[(1, 2017011978), (2, 1008505989), (3, 672337326), (6, 336168663), (9, 224112442), (18, 112056221), (131, 15397038), (262, 7698519), (393, 5132346), (786, 2566173), (1179, 1710782), (2358, 855391)]